Calculate the estimated total weight of your brick pavers based on area, paver dimensions, and density. Essential for planning material delivery, transportation, and structural load considerations.
Paver Weight Calculator
Enter the total area to be paved (e.g., in square meters or square feet).
Square Meters (m²)
Square Feet (ft²)
Select the unit for your project area.
Enter the thickness of a single paver (e.g., in mm).
Enter the density of the paver material (e.g., kg/m³ or lbs/ft³). Typical values range from 1800 to 2500 kg/m³.
kg/m³
lbs/ft³
Select the unit for paver density.
Estimated Paver Weight
0.00 kg
Total Estimated Weight
Weight per Square Meter/Foot:0.00 kg/m²
Volume per Square Meter/Foot:0.00 m³/m²
Total Volume of Pavers:0.00 m³
Formula Used: The total paver weight is calculated by first determining the volume of pavers per unit area (area * thickness) and then multiplying by the paver density. This is then scaled to the total project area. Conversion factors are applied based on selected units.
Weight vs. Area
Estimated total paver weight for different project areas.
Key Variables and Units
Variable
Meaning
Unit (Example)
Typical Range
Project Area
The total surface area requiring pavers.
m² or ft²
10 – 1000+
Paver Thickness
The depth of a single paver.
mm or inches
40 – 100
Paver Density
Mass per unit volume of the paver material.
kg/m³ or lbs/ft³
1800 – 2500 kg/m³ / 110 – 155 lbs/ft³
Understanding Brick Paver Weight for Your Project
What is Brick Paver Weight Calculation?
The brick paver weight calculator is a specialized tool designed to estimate the total mass of brick pavers needed for a specific project area. It takes into account the dimensions of the pavers, their density, and the size of the area you intend to cover. This calculation is crucial for several practical reasons, including planning for material delivery logistics, ensuring your transportation methods can handle the load, and understanding potential structural loads if pavers are used in non-traditional applications. A proper estimation prevents under-ordering (leading to project delays and extra shipping costs) or over-ordering (leading to waste and unnecessary expense).
Who should use it? Homeowners planning a patio, driveway, or walkway; landscaping professionals; contractors involved in construction; architects specifying materials; and anyone needing to move or stack large quantities of brick pavers will benefit from using this calculator. It's particularly useful when comparing different types of pavers, as their density can vary significantly.
Common misconceptions about paver weight include assuming all pavers weigh the same regardless of size or material, or underestimating the sheer tonnage involved in large projects. Many people also don't realize that moisture content can slightly affect the weight of pavers, although density is the primary factor. The term "brick paver" is also sometimes used loosely for concrete pavers, which can have different weight characteristics.
Brick Paver Weight Calculation Formula and Mathematical Explanation
The core of the brick paver weight calculator relies on fundamental physics principles: mass = density × volume. We adapt this to calculate the total weight based on the project's surface area and the pavers' dimensions and density.
Step-by-Step Derivation:
Calculate Volume per Unit Area: First, we determine the volume of pavers that would cover one square unit of area (e.g., 1 m² or 1 ft²). This is simply the paver thickness.
Convert Thickness to Consistent Units: Since thickness is often given in millimeters (mm) or inches, and density is typically in kilograms per cubic meter (kg/m³) or pounds per cubic foot (lbs/ft³), we must convert the thickness to meters (m) or feet (ft) respectively. For example, 60 mm = 0.06 m.
Calculate Weight per Unit Area: Multiply the volume per unit area (in m³ or ft³) by the paver density (in kg/m³ or lbs/ft³) to get the weight per square meter or square foot.
Calculate Total Weight: Multiply the weight per unit area by the total project area to find the total estimated weight of all pavers required.
Variable Explanations:
Let's break down the variables used in the calculation:
Variable
Meaning
Unit
Typical Range
Project Area (A)
The total surface area intended for paving.
m² or ft²
10 – 1000+
Paver Thickness (T)
The height or depth of a single paver unit.
mm or inches
40 – 100
Paver Density (D)
The mass of the paver material per unit volume.
kg/m³ or lbs/ft³
1800 – 2500 kg/m³ / 110 – 155 lbs/ft³
Weight per Area (Warea)
The calculated weight of pavers required for one square unit of the project.
kg/m² or lbs/ft²
Calculated
Total Volume (V)
The total three-dimensional space occupied by all the pavers.
m³ or ft³
Calculated
Total Weight (Wtotal)
The final estimated total mass of all pavers.
kg or lbs
Calculated
Mathematical Formula Summary:
1. Convert Thickness: Tconverted = T / 1000 (if T is in mm and density is kg/m³) OR Tconverted = T / 12 (if T is in inches and density is lbs/ft³).
2. Calculate Weight per Area: Warea = Tconverted × D
3. Calculate Total Weight: Wtotal = Warea × A
Note: The calculator handles unit conversions internally based on user selection.
Practical Examples (Real-World Use Cases)
Example 1: Residential Patio Project
A homeowner wants to pave a patio measuring 5 meters by 4 meters. The selected brick pavers are 60mm thick and have a density of 2200 kg/m³. The total area is 20 m².
Interpretation: The homeowner needs approximately 2640 kg of pavers. This weight is important for scheduling delivery. If ordering from a supplier, they might specify weight per pallet, allowing for easier pallet count estimation. This weight also needs to be considered for the sub-base and any potential foundation support.
Example 2: Driveway Extension Project
A contractor is extending a driveway and needs to cover an additional area of 300 square feet. They are using concrete pavers that are 3 inches thick and have a density of 145 lbs/ft³.
Total Weight: 36.25 lbs/ft² * 300 ft² = 10,875 lbs
Calculator Output:
Total Estimated Weight: 10,875 lbs
Weight per Square Foot: 36.25 lbs/ft²
Total Volume: 75 ft³
Interpretation: The contractor needs roughly 10,875 pounds of pavers. This is over 5 tons! This information is vital for booking appropriate delivery trucks and ensuring the driveway base can support this weight, especially considering the weight of additional materials like sand and gravel base.
How to Use This Brick Paver Weight Calculator
Using the brick paver weight calculator is straightforward. Follow these steps:
Enter Project Area: Input the total surface area you plan to pave. Ensure you use the correct units (e.g., square meters or square feet).
Specify Paver Thickness: Enter the thickness of your chosen pavers. Common units are millimeters (mm) or inches.
Input Paver Density: This is the mass per unit volume of the paver material. Check the manufacturer's specifications for the exact density. If you don't have it, a typical range (e.g., 1800-2500 kg/m³ or 110-155 lbs/ft³) can be used as an estimate. Make sure to select the correct unit for density (kg/m³ or lbs/ft³).
Select Units: Ensure the "Unit Type" dropdown matches the units you used for Project Area, and the "Density Unit" matches the units for Paver Density.
Calculate: Click the "Calculate Weight" button.
How to Read Results:
Primary Result (Total Estimated Weight): This is the main output, giving you the total mass of pavers needed in kilograms or pounds.
Weight per Square Meter/Foot: This shows how much weight is required for each unit of area, useful for understanding material distribution.
Total Volume of Pavers: This indicates the total cubic space your pavers will occupy.
Decision-Making Guidance:
Use the total weight to:
Confirm delivery truck capacity.
Estimate the number of pallets needed if suppliers ship by pallet weight.
Assess potential strain on any structures or surfaces supporting the pavers.
Compare the weight of different paver options to understand handling and transportation implications.
The 'Copy Results' button allows you to easily transfer the calculated values and key assumptions for use in planning documents or discussions.
Key Factors That Affect Brick Paver Weight Results
While the calculator provides an estimate, several real-world factors can influence the actual weight:
Paver Material and Composition: Different materials (clay brick vs. concrete) and mixtures (e.g., the amount of aggregate) result in varying densities. High-density pavers will weigh more per cubic foot/meter.
Paver Dimensions: While thickness is directly accounted for, slight variations in length and width between paver styles can affect total coverage slightly, though density is the dominant factor for weight.
Moisture Content: Pavers, especially porous ones, can absorb moisture. Wet pavers will weigh more than dry ones. The calculator uses inherent material density, so actual weight might fluctuate based on environmental conditions.
Manufacturing Tolerances: Slight variations in thickness or density can occur during the manufacturing process, leading to minor deviations from calculated weight.
Gaps and Jointing Sand: The calculation assumes solid paver coverage. The weight of jointing sand or aggregate filling the gaps between pavers is not included, but it's a minor component compared to the paver weight itself.
Sub-base and Laying Course: While not part of the paver weight itself, understanding total project weight requires accounting for the layers beneath the pavers (e.g., gravel base, sand setting bed). These can add significantly more mass than the pavers.
Compaction: The density of the material can sometimes change slightly after compaction during installation, though this is usually a minimal effect on the overall paver mass.
Frequently Asked Questions (FAQ)
Q1: What is the typical density of brick pavers?
The density of brick pavers varies, but typical ranges are approximately 1800 to 2500 kg/m³ for concrete pavers and can be slightly higher for dense clay bricks. Always check the manufacturer's specifications for the most accurate figure. Our calculator uses 2100 kg/m³ as a default.
Q2: Does the calculator account for the weight of sand or gravel base?
No, this calculator specifically estimates the weight of the brick paver weight calculator materials only. The weight of the sub-base (gravel, crushed stone) and the sand setting bed is additional and needs to be calculated separately if required.
Q3: My pavers came in different sizes. How does that affect the weight calculation?
The calculator primarily uses the area, thickness, and density. If you have multiple paver sizes covering the same total area, the calculation remains valid as long as you use the density and thickness specific to the pavers being used for that area. The total weight will be the sum of weights for each section if they differ.
Q4: Can I use this calculator for concrete pavers as well?
Yes, absolutely. The term "brick paver" is often used interchangeably with interlocking concrete pavers in landscaping. The key factors are the material's density, thickness, and the area you are covering.
Q5: What happens if I enter units incorrectly?
Incorrect unit selection will lead to inaccurate results. Ensure your "Project Area" unit (m² or ft²) matches the "Unit Type" selected, and your "Paver Density" unit (kg/m³ or lbs/ft³) matches the "Density Unit" selected.
Q6: How much heavier are wet pavers compared to dry ones?
The increase in weight due to moisture absorption depends on the paver's porosity. For highly porous materials, it could be a few percent. The calculator uses the inherent density of the material, so actual weight might be slightly higher if pavers are saturated.
Q7: Is paver weight important for building permits?
In some cases, yes. If the pavers are part of a structure or a load-bearing element, or if they are being installed on a rooftop or elevated structure, the total weight (including sub-base) might be a factor considered by building authorities to ensure structural integrity.
Q8: What's the difference between density and weight?
Density is a measure of mass per unit volume (e.g., kg/m³). Weight is the force of gravity acting on that mass. While related, density is an intrinsic property of the material, whereas weight depends on the quantity (volume) of the material and the gravitational field. This calculator uses density to determine the weight of a specific volume of pavers.
var canvas = document.getElementById('weightAreaChart');
var ctx = canvas.getContext('2d');
var weightAreaChart = null; // Initialize chart variable
// Chart data
var chartData = {
labels: ['10 m²', '50 m²', '100 m²', '200 m²', '500 m²'],
datasets: [{
label: 'Estimated Total Weight (kg)',
data: [], // Will be populated by calculateWeight
borderColor: 'var(–primary-color)',
backgroundColor: 'rgba(0, 74, 153, 0.1)',
fill: true,
tension: 0.1
}, {
label: 'Estimated Total Volume (m³)',
data: [], // Will be populated by calculateWeight
borderColor: 'var(–success-color)',
backgroundColor: 'rgba(40, 167, 69, 0.1)',
fill: true,
tension: 0.1
}]
};
// Chart options
var chartOptions = {
responsive: true,
maintainAspectRatio: false,
scales: {
y: {
beginAtZero: true,
title: {
display: true,
text: 'Value'
}
},
x: {
title: {
display: true,
text: 'Project Area'
}
}
}
};
function updateChart(areaValues, weightValues, volumeValues) {
chartData.datasets[0].data = weightValues;
chartData.datasets[1].data = volumeValues;
chartData.labels = areaValues.map(function(area) { return area + ' m²'; }); // Update labels
if (weightAreaChart) {
weightAreaChart.data = chartData;
weightAreaChart.update();
} else {
// Ensure canvas context is correctly retrieved
var canvasElement = document.getElementById('weightAreaChart');
if (canvasElement) {
var context = canvasElement.getContext('2d');
if (context) {
weightAreaChart = new Chart(context, {
type: 'line',
data: chartData,
options: chartOptions
});
} else {
console.error("Could not get 2D context for canvas.");
}
} else {
console.error("Canvas element with ID 'weightAreaChart' not found.");
}
}
}
function calculateWeight() {
var areaInput = document.getElementById('area');
var unitTypeSelect = document.getElementById('unitType');
var paverThicknessInput = document.getElementById('paverThickness');
var paverDensityInput = document.getElementById('paverDensity');
var densityUnitSelect = document.getElementById('densityUnit');
var areaError = document.getElementById('areaError');
var paverThicknessError = document.getElementById('paverThicknessError');
var paverDensityError = document.getElementById('paverDensityError');
var resultsContainer = document.getElementById('resultsContainer');
var totalWeightResult = document.getElementById('totalWeightResult');
var weightPerAreaResult = document.getElementById('weightPerAreaResult');
var volumePerAreaResult = document.getElementById('volumePerAreaResult');
var totalVolumeResult = document.getElementById('totalVolumeResult');
var isValid = true;
// Reset previous errors
areaError.classList.remove('visible');
paverThicknessError.classList.remove('visible');
paverDensityError.classList.remove('visible');
// Input validation
var area = parseFloat(areaInput.value);
if (isNaN(area) || area <= 0) {
areaError.textContent = "Please enter a valid project area greater than zero.";
areaError.classList.add('visible');
isValid = false;
}
var paverThickness = parseFloat(paverThicknessInput.value);
if (isNaN(paverThickness) || paverThickness <= 0) {
paverThicknessError.textContent = "Please enter a valid paver thickness greater than zero.";
paverThicknessError.classList.add('visible');
isValid = false;
}
var paverDensity = parseFloat(paverDensityInput.value);
if (isNaN(paverDensity) || paverDensity <= 0) {
paverDensityError.textContent = "Please enter a valid paver density greater than zero.";
paverDensityError.classList.add('visible');
isValid = false;
}
if (!isValid) {
resultsContainer.style.display = 'none';
return;
}
var unitType = unitTypeSelect.value;
var densityUnit = densityUnitSelect.value;
var thicknessInMeters = 0;
var densityKgPerM3 = 0;
var areaInM2 = 0;
// Unit conversions for calculation
if (unitType === 'sqm') {
areaInM2 = area;
} else { // sqft
areaInM2 = area * 0.092903; // Convert sqft to sqm
}
if (densityUnit === 'kg_m3') {
densityKgPerM3 = paverDensity;
} else { // lbs_ft3
densityKgPerM3 = paverDensity * 16.0185; // Convert lbs/ft³ to kg/m³
}
if (paverThicknessInput.value.endsWith('mm')) { // Assuming default input is mm
thicknessInMeters = paverThickness / 1000;
} else { // Assuming default input is inches
thicknessInMeters = paverThickness * 0.0254; // Convert inches to meters
}
// More robust thickness unit handling based on common usage (e.g., mm or inches)
// If the input field doesn't explicitly have units, we infer based on typical values or add a unit selector.
// For simplicity here, assuming the value entered directly corresponds to the unit system of the density.
// A more robust solution would be to have a separate unit selector for thickness.
// Let's refine this: Assume thickness is always input in a standard unit (e.g., mm) and convert if needed.
// For now, let's assume the user is entering thickness in a way that aligns with density units.
// A common scenario: density in kg/m3, thickness in mm. Let's handle that conversion.
var thicknessForVolume = 0;
var areaForVolume = 0;
// Convert thickness to meters if density is kg/m³
if (densityUnit === 'kg_m3') {
thicknessForVolume = paverThickness / 1000; // mm to m
} else { // density is lbs/ft³
thicknessForVolume = paverThickness * 0.0833333; // inches to ft (approx)
}
// Convert area to square meters if density is kg/m³
if (unitType === 'sqm') {
areaForVolume = area;
} else { // sqft
areaForVolume = area * 0.092903; // sqft to sqm
}
var weightPerAreaUnits = densityUnit === 'kg_m3' ? 'kg/m²' : 'lbs/ft²';
var volumeUnits = densityUnit === 'kg_m3' ? 'm³' : 'ft³';
// Calculate intermediate values
var volumePerUnitArea = thicknessForVolume; // Volume for 1 unit area (e.g., 1 m² * 0.06 m thickness)
var weightPerUnitArea = volumePerUnitArea * densityKgPerM3;
// Adjust units for display if needed
var displayWeightPerArea = weightPerUnitArea;
var displayTotalWeight = weightPerArea * areaInM2;
var displayTotalVolume = volumePerUnitArea * areaInM2;
if (densityUnit === 'lbs_ft3') {
// Convert intermediate calculations back to imperial if density was imperial
// Ensure consistency in calculation flow
var thicknessFt = paverThickness * 0.0833333; // inches to feet
var areaFt = area; // Already in sqft
var densityLbsFt3 = paverDensity;
var volumePerUnitAreaImperial = thicknessFt; // ft³/ft²
var weightPerUnitAreaImperial = volumePerUnitAreaImperial * densityLbsFt3; // lbs/ft²
var totalWeightImperial = weightPerUnitAreaImperial * areaFt;
var totalVolumeImperial = volumePerUnitAreaImperial * areaFt;
displayWeightPerArea = weightPerUnitAreaImperial;
displayTotalWeight = totalWeightImperial;
displayTotalVolume = totalVolumeImperial;
weightPerAreaUnits = 'lbs/ft²';
volumeUnits = 'ft³';
} else {
// Metric units already handled
displayWeightPerArea = weightPerUnitArea;
displayTotalWeight = weightPerArea * areaInM2;
displayTotalVolume = volumePerUnitArea * areaInM2;
weightPerAreaUnits = 'kg/m²';
volumeUnits = 'm³';
}
// Final calculation refinement for consistency
var finalArea = area;
var finalThickness = paverThickness;
var finalDensity = paverDensity;
var finalWeightPerArea = 0;
var finalTotalWeight = 0;
var finalTotalVolume = 0;
if (unitType === 'sqm') { // Area in m²
if (densityUnit === 'kg_m3') { // Density in kg/m³
var thicknessM = finalThickness / 1000; // mm to m
var volumePerAreaMetric = thicknessM; // m³/m²
var weightPerAreaMetric = volumePerAreaMetric * finalDensity; // kg/m²
finalWeightPerArea = weightPerAreaMetric;
finalTotalWeight = weightPerAreaMetric * finalArea;
finalTotalVolume = volumePerAreaMetric * finalArea;
weightPerAreaUnits = 'kg/m²';
volumeUnits = 'm³';
} else { // Density in lbs/ft³
var thicknessFt = finalThickness * 0.0833333; // inches to ft (assuming thickness input is in inches if density is lbs/ft³)
var areaFt = finalArea; // Area is already in ft²
var densityLbsFt3 = finalDensity;
var volumePerAreaImperial = thicknessFt; // ft³/ft²
var weightPerAreaImperial = volumePerAreaImperial * densityLbsFt3; // lbs/ft²
finalWeightPerArea = weightPerAreaImperial;
finalTotalWeight = weightPerAreaImperial * areaFt;
finalTotalVolume = volumePerAreaImperial * areaFt;
weightPerAreaUnits = 'lbs/ft²';
volumeUnits = 'ft³';
}
} else { // Area in ft²
if (densityUnit === 'kg_m3') { // Density in kg/m³
var thicknessM = finalThickness / 1000; // mm to m
var areaM2 = finalArea * 0.092903; // ft² to m²
var densityKgPerM3 = finalDensity;
var volumePerAreaMetric = thicknessM; // m³/m²
var weightPerAreaMetric = volumePerAreaMetric * densityKgPerM3; // kg/m²
finalWeightPerArea = weightPerAreaMetric * 0.092903; // kg/m² to kg/ft² (approx) – this is getting complex, let's simplify.
// Recalculate using consistent base units: Area in m², Thickness in m, Density in kg/m³
var calcArea = finalArea * 0.092903; // ft² to m²
var calcThickness = finalThickness / 1000; // mm to m
var calcDensity = finalDensity * 16.0185; // lbs/ft³ to kg/m³
var calcVolumePerArea = calcThickness; // m³/m²
var calcWeightPerArea = calcVolumePerArea * calcDensity; // kg/m²
var calcTotalWeight = calcWeightPerArea * calcArea; // kg
var calcTotalVolume = calcVolumePerArea * calcArea; // m³
finalWeightPerArea = calcWeightPerArea;
finalTotalWeight = calcTotalWeight;
finalTotalVolume = calcTotalVolume;
weightPerAreaUnits = 'kg/m²'; // Displaying kg/m² even if input was ft² for consistency in calculation metric base.
volumeUnits = 'm³';
} else { // Density in lbs/ft³
var thicknessFt = finalThickness * 0.0833333; // inches to ft (assuming thickness input is in inches)
var areaFt = finalArea; // Area is already in ft²
var densityLbsFt3 = finalDensity;
var volumePerAreaImperial = thicknessFt; // ft³/ft²
var weightPerAreaImperial = volumePerAreaImperial * densityLbsFt3; // lbs/ft²
finalWeightPerArea = weightPerAreaImperial;
finalTotalWeight = weightPerAreaImperial * areaFt;
finalTotalVolume = volumePerAreaImperial * areaFt;
weightPerAreaUnits = 'lbs/ft²';
volumeUnits = 'ft³';
}
}
// Update results display
totalWeightResult.innerHTML = finalTotalWeight.toFixed(2) + (densityUnit === 'kg_m3' ? ' kg' : ' lbs') +
(unitType === 'sqm' ? '/m²' : '/ft²'); // Clarify units in main result
weightPerAreaResult.textContent = finalWeightPerArea.toFixed(2) + ' ' + weightPerAreaUnits;
volumePerAreaResult.textContent = volumePerUnitArea.toFixed(4) + ' ' + volumeUnits; // show thickness directly as volume per unit area
totalVolumeResult.textContent = finalTotalVolume.toFixed(2) + ' ' + volumeUnits;
resultsContainer.style.display = 'block';
// Update chart
var chartAreaValues = [10, 50, 100, 200, 500];
var chartWeightValues = [];
var chartVolumeValues = [];
for (var i = 0; i < chartAreaValues.length; i++) {
var currentArea = chartAreaValues[i];
var weight, volume;
if (unitType === 'sqm') { // Metric calculation
var thicknessM = paverThickness / 1000; // mm to m
var densityKgPerM3 = densityUnit === 'kg_m3' ? paverDensity : paverDensity * 16.0185; // Ensure kg/m³
var areaM2 = currentArea;
var volPerArea = thicknessM; // m³/m²
var weightPerArea = volPerArea * densityKgPerM3; // kg/m²
weight = weightPerArea * areaM2;
volume = volPerArea * areaM2;
} else { // Imperial calculation
var thicknessFt = paverThickness * 0.0833333; // inches to ft
var densityLbsFt3 = densityUnit === 'lbs_ft3' ? paverDensity : paverDensity / 16.0185; // Ensure lbs/ft³
var areaFt = currentArea; // Already in ft²
var volPerArea = thicknessFt; // ft³/ft²
var weightPerArea = volPerArea * densityLbsFt3; // lbs/ft²
weight = weightPerArea * areaFt;
volume = volPerArea * areaFt;
}
chartWeightValues.push(weight);
chartVolumeValues.push(volume);
}
updateChart(chartAreaValues, chartWeightValues, chartVolumeValues);
}
function resetCalculator() {
document.getElementById('area').value = '100';
document.getElementById('unitType').value = 'sqm';
document.getElementById('paverThickness').value = '60';
document.getElementById('paverDensity').value = '2100';
document.getElementById('densityUnit').value = 'kg_m3';
document.getElementById('areaError').classList.remove('visible');
document.getElementById('paverThicknessError').classList.remove('visible');
document.getElementById('paverDensityError').classList.remove('visible');
document.getElementById('resultsContainer').style.display = 'none';
// Reset chart (optional: could re-calculate with defaults or just clear)
// Recalculate with default values to refresh chart
calculateWeight();
}
function copyResults() {
var totalWeight = document.getElementById('totalWeightResult').innerText;
var weightPerArea = document.getElementById('weightPerAreaResult').innerText;
var volumePerArea = document.getElementById('volumePerAreaResult').innerText;
var totalVolume = document.getElementById('totalVolumeResult').innerText;
var areaUnit = document.getElementById('unitType').value === 'sqm' ? 'm²' : 'ft²';
var thicknessUnit = document.getElementById('densityUnit').value === 'kg_m3' ? 'mm' : 'inches'; // Assuming default mapping
var densityUnit = document.getElementById('densityUnit').value === 'kg_m3' ? 'kg/m³' : 'lbs/ft³';
var assumptions = "Key Assumptions:\n" +
"- Project Area Unit: " + areaUnit + "\n" +
"- Paver Thickness Unit: " + thicknessUnit + "\n" +
"- Paver Density Unit: " + densityUnit + "\n" +
"- Paver Density: " + document.getElementById('paverDensity').value + " " + densityUnit;
var resultsText = "— Paver Weight Calculation Results —\n\n" +
"Total Estimated Weight: " + totalWeight + "\n" +
"Weight per Area: " + weightPerArea + "\n" +
"Volume per Area: " + volumePerArea + "\n" +
"Total Volume: " + totalVolume + "\n\n" +
assumptions;
// Use the modern Clipboard API
navigator.clipboard.writeText(resultsText).then(function() {
// Optional: Show a temporary success message
var copyButton = document.getElementById('copyBtn');
var originalText = copyButton.innerText;
copyButton.innerText = 'Copied!';
copyButton.style.backgroundColor = 'var(–success-color)';
setTimeout(function() {
copyButton.innerText = originalText;
copyButton.style.backgroundColor = ''; // Reset to default button color
}, 2000);
}).catch(function(err) {
console.error('Failed to copy results: ', err);
// Fallback for older browsers or specific environments
alert('Failed to copy results. Please copy manually:\n\n' + resultsText);
});
}
function toggleFaq(element) {
var faqItem = element.closest('.faq-item');
faqItem.classList.toggle('open');
}
// Initialize chart on page load if canvas exists
document.addEventListener('DOMContentLoaded', function() {
// Ensure Chart.js library is loaded (assuming it's loaded externally or via CDN in a real WP setup)
// For this standalone HTML, we include a placeholder comment. In a real scenario, Chart.js would need to be linked.
// If Chart.js is not available, the chart will not render.
if (typeof Chart !== 'undefined') {
// Initial chart render with default values
calculateWeight(); // This will also update the chart
} else {
console.warn("Chart.js not loaded. Chart will not be displayed.");
}
});
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